valence
英 ['veɪl(ə)ns]
美 ['veləns]
- n. [化学]価数; [化学]原子価; [化学]価数; 効力価数
- n.(原子価)人名;(仏)原子価
英語の語源
- valence (n.)
- early 15c., "extract, preparation," from Latin valentia "strength, capacity," from valentem (nominative valens) "strong, stout, vigorous, powerful," present participle of valere "be strong" (see valiant). Meaning "relative combining capacity of an element" is recorded from 1884, from German Valenz (1868), from the Latin word. Related: Valency.
例文
- 1. Hydrogen is a one- valence element.
- 水素は一価の元素である。
- 2. Valence is a sleepy little townjust south of Lyon.
- ヴァランスはリヨンの南にある静かな町です。
- 3.Every element tends to satisfy both its primary and secondary valence .
- 各要素は、主価と副価の両方を満たす傾向にある。
＜dl>＜dt＞4.A closely related concept is that of free
valence .
密接な関連概念は自由価格である。- 5.The valence atom of an alkali-metal atom has two states.
- アルカリ金属原子の原子価は2つのエネルギー状態を持つ。
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